| Value | Category | Cases | |
|---|---|---|---|
| 0 | 37 |
21.4%
|
|
| 1 | 58 |
33.5%
|
|
| 2 | 36 |
20.8%
|
|
| 3 | 20 |
11.6%
|
|
| 4 | 13 |
7.5%
|
|
| 5 | 5 |
2.9%
|
|
| 6 | 2 |
1.2%
|
|
| 8 | 2 |
1.2%
|
|
| Sysmiss | 116 |